WooCommerce Multiple Order Discount
WooCommerce Multiple Order Discount is a simple but a powerful add-on for WooCommerce which allows store owners to create discount coupons for each orders from a single window.
This plugin shows all the necessary option to create a single or multiple coupons easily. You just have to mention the order number for which the coupon will be generated. Once the user makes that number of order then the plugin simply creates the coupon as per the settings and send that to the user email address.